Webframtest app for iPhone and iPad

"Webframtest" App is designed and tested on iPad 9.7" 6th , iPad Pro 11" , iPad Pro 12.9".
Webframtest is designed as tool for developers of websites , in order to to test how their websites are shown on different sizes of screens and different types of Windows and macOS. Also the App allows testing of websites on sizes of different screens that are not defined in list of the App or even in sizes of screens that not in the market. The app has 4 "Pages" where the user can show 4 different examples of websites shown in different screens with different operation systems. The settings of these 4 "Pages" are saved until the user wants to change them. In order to show a website in a "Page" the user needs to do 4 steps :
Step1 : write a valid address website that the user wants to show in the App. For ease of use , there are two buttons "http" and "https". When the user presses one of them automatically is written in the textbox of website address "https://www." or "http://www." . After then the user needs to complete only the name of the website he wants to show , like "amazon.com".
Step 2 : the user needs to choose from the list of devices a one.
There are 14 devices that were set. If there is not in the list a device the user needs, the user needs to build a new device that he wants by choosing the button "Create new device".
Step 2.1 "Create new device" :
In this screen it is needed to perform 4 steps :
Step 2.1.1 : write in the textbox the name of the new device that the user wants to create.
Step 2.1.2 : write in pixels the height of the screen.
The height needs to be between 600 - 2300 pixels
Step 2.1.3 : write in pixels the width of the screen.
The width needs to be between 600 - 4099 pixels.
Step 2.1.4 : choose type of operation system : windows or macOS.
Step 2.1.5 : add the new device to the list by choosing the button "Add new device".
The new device will be temporary in list in red color until the user operate it and then the name will be shown permanently in blue color.
The user can create 10 new devices in list. If there are 10 new devices in list and the user wants to create another new device , first he needs to delete one of existing new devices by choosing the the device and then pressing the button "Delete from list". The user can not delete the 14 permanent devices of the list , that are shown in black color.
Step 3 : The user chooses one of the "Pages" where he wants to show his website : "Page1" or "Page2" or "Page 3" or "Page4".
Step 4 : show the website by pressing the button "Show website".
In all the "Pages" the websites are shown in Position 1 = Landscape and Position 2 = Portrait. The user switches between the two positions by rotating the iPad. In each "Page" there is an "Info" button that shows information about the simulation of the website.